Home / 1,612,515.31-2,225,215.32-887,295.17

Finding the Fourth Proportional to 1,612,515.31, 2,225,215.32 and 887,295.17

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Solution

The fourth proportional to 1,612,515.31, 2,225,215.32 and 887,295.17 is: 1,224,436.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,515.31 : 2,225,215.32 = 887,295.17 : x
  2. Step 2: Convert to fraction form
    1,612,515.31/2,225,215.32 = 887,295.17/x
  3. Step 3: Cross multiply
    1,612,515.31x = 2,225,215.32 × 887,295.17
  4. Step 4: Simplify right side
    1,612,515.31x = 1,974,422,805,646.00
  5. Step 5: Solve for x
    x = 1,974,422,805,646.00/1,612,515.31
  6. Step 6: Final answer
    x = 1,224,436.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.